package com.tony.study.thread;

/**
 * Created with IntelliJ IDEA.
 *
 * @Title: StateDemo01
 * @Auther: 皮蛋布丁
 * @Date: 2021/10/31/17:23
 * @Description: 观测线程状态
 */
public class StateDemo01 {

    public static void main(String[] args) throws InterruptedException {
        Thread thread = new Thread(() -> {
            for (int i = 0; i < 5; i++) {
                try {
                    Thread.sleep(1000);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
            }
            System.out.println("/////");
        });

        //观察状态
        Thread.State state = thread.getState();
        System.out.println(state);  //NEW
        //观察启动后
        thread.start(); //启动线程
        state = thread.getState();
        System.out.println(state); //Run

        while (state != Thread.State.TERMINATED) {  //只要线程不终止，就一直输出状态
            Thread.sleep(100);
            state = thread.getState();  //更新线程状态
            System.out.println(state);
        }
    }
}
